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xfs: convert attr to use unsigned names

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To be consistent with the directory code, the attr code should use
unsigned names. Convert the names from the vfs at the highest level
to unsigned, and ænsure they are consistenly used as unsigned down
to disk.

Signed-off-by: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Dave Chinner
2010-01-20 10:47:48 +11:00
parent b9c4864957
commit a9273ca5c6
12 changed files with 90 additions and 70 deletions
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27
fs/xfs/linux-2.6/xfs_xattr.c
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@@ -45,7 +45,7 @@ xfs_xattr_get(struct dentry *dentry, const char *name,
value = NULL;
}
error = -xfs_attr_get(ip, name, value, &asize, xflags);
error = -xfs_attr_get(ip, (unsigned char *)name, value, &asize, xflags);
if (error)
return error;
return asize;
@@ -67,8 +67,9 @@ xfs_xattr_set(struct dentry *dentry, const char *name, const void *value,
xflags |= ATTR_REPLACE;
if (!value)
return -xfs_attr_remove(ip, name, xflags);
return -xfs_attr_set(ip, name, (void *)value, size, xflags);
return -xfs_attr_remove(ip, (unsigned char *)name, xflags);
return -xfs_attr_set(ip, (unsigned char *)name,
(void *)value, size, xflags);
}
static struct xattr_handler xfs_xattr_user_handler = {
@@ -124,8 +125,13 @@ static const char *xfs_xattr_prefix(int flags)
}
static int
xfs_xattr_put_listent(struct xfs_attr_list_context *context, int flags,
char *name, int namelen, int valuelen, char *value)
xfs_xattr_put_listent(
struct xfs_attr_list_context *context,
int flags,
unsigned char *name,
int namelen,
int valuelen,
unsigned char *value)
{
unsigned int prefix_len = xfs_xattr_prefix_len(flags);
char *offset;
@@ -148,7 +154,7 @@ xfs_xattr_put_listent(struct xfs_attr_list_context *context, int flags,
offset = (char *)context->alist + context->count;
strncpy(offset, xfs_xattr_prefix(flags), prefix_len);
offset += prefix_len;
strncpy(offset, name, namelen); /* real name */
strncpy(offset, (char *)name, namelen); /* real name */
offset += namelen;
*offset = '\0';
context->count += prefix_len + namelen + 1;
@@ -156,8 +162,13 @@ xfs_xattr_put_listent(struct xfs_attr_list_context *context, int flags,
}
static int
xfs_xattr_put_listent_sizes(struct xfs_attr_list_context *context, int flags,
char *name, int namelen, int valuelen, char *value)
xfs_xattr_put_listent_sizes(
struct xfs_attr_list_context *context,
int flags,
unsigned char *name,
int namelen,
int valuelen,
unsigned char *value)
{
context->count += xfs_xattr_prefix_len(flags) + namelen + 1;
return 0;